JAN13
High-power LED torch
Here you can see yet another Joule thief circuit. It is powered from a single 1.2V (1.5V) battery and it powers 4 high efficiency LEDs.
What is interesting about this circuit is that a coil which is necessary for Joule Thief is actually wound on a battery case!
© qs
[ Source: qs ]
Jaka LED baterija na 1,5V
Link
Comments (0)
similar content
- Vibrobot Socbot - remote controlled micro robot (11-01-2009) [@News]
- DIY LED chandelier (05-01-2009) [@News]
- LED display with Atmel microcontroller (05-04-2005) [@Schematics/Microcontrollers]
- LED signal level display (23-02-2004) [@Schematics/Everything else]
- Wearable LED VU meter (22-01-2009) [@News]
- Battery powered telephone bug (07-03-2004) [@Schematics/Bugs]
- Muscle powered electronic dice (31-12-2008) [@News]
- Connecting two LEDs on a single uC pin v2 (14-02-2004) [@Schematics/Microcontrollers]
- AHRS Sensor Board and RGB LED Matrix (19-09-2011) [@News]
- Power rectifiers (05-03-2004) [@Documents]
add comment
Please log-in!
You can log-in on forum link: Login page. After logging-in, return to this page and click refresh in your browser.
